Mindat Logo

Laplandite-(Ce)

This page is currently not sponsored. Click here to sponsor this page.



Formula:
Na
 
4
CeTiPO
 
4
Si
 
7
O
 
18
· 5H
 
2
O
Colour:gray-white, pale yellow, ...Hardness:2 - 3
This page provides mineralogical data about Laplandite-(Ce).

Classification of Laplandite-(Ce)

IMA status:Approved
Strunz 8th edition ID:8/G.11-10
Nickel-Strunz 10th (pending) edition ID:9.DJ.10

9 : SILICATES (Germanates)
D : Inosilicates
J : Inosilicates with 4-periodic double and triple chains
Dana 8th edition ID:78.7.9.1

78 : Unclassified Silicates
7 :
Hey's CIM Ref.:17.6.10

17 : Silicates Containing other Anions
6 : Silicates with phosphate
mindat.org URL:http://www.mindat.org/min-2331.html
Please feel free to link to this page.

Type Occurrence of Laplandite-(Ce)

Type Locality:Yubileinaya pegmatite (Yubileinoye; Jubilejnaja), Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Physical Properties of Laplandite-(Ce)

Colour:gray-white, pale yellow, pale blue
Hardness (Mohs):2 - 3

Crystallography of Laplandite-(Ce)

Morphology:Radial-fibrous aggregates.

Optical Data of Laplandite-(Ce)

Type:Biaxial (-)
RI values: nα = 1.568 nβ = 1.584 nγ = 1.585
2V:Measured: 28° , Calculated: 26°
Maximum Birefringence:δ = 0.017

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r > v strong

Chemical Properties of Laplandite-(Ce)

Formula:
Na
 
4
CeTiPO
 
4
Si
 
7
O
 
18
· 5H
 
2
O
Simplified for copy/paste:Na4CeTiPO4Si7O18·5H2O
Essential elements:Ce, H, Na, O, P, Si, Ti
All elements listed in formula:Ce, H, Na, O, P, Si, Ti

Relationship of Laplandite-(Ce) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.DJ.05Narsarsukite
Na
 
4
(Ti,Fe)
 
2
[Si
 
8
O
 
20
](O,OH,F)
 
2
9.DJ.15Caysichite-(Y)
Ca
 
2
Y
 
2
Si
 
4
O
 
10
(CO
 
3
)
 
3
· 4H
 
2
O
9.DJ.20Seidite-(Ce)
Na
 
4
(Ce,Sr)
 
2
Ti[(O,OH,F)
 
5
|Si
 
8
O
 
18
(OH)] · 5H
 
2
O
9.DJ.25Carlosturanite
(Mg,Fe,Ti)
 
21
(Si,Al)
 
12
O
 
28
(OH)
 
34
•H
 
2
O
9.DJ.30Jonesite
Ba
 
4
(K,Na)
 
2
Ti
 
4
Al
 
2
(Si
 
3
O
 
9
)
 
2
(SiO
 
4
)
 
4
O
 
2
· 6H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
17.6.1Nagelschmidtite
Ca
 
7
(SiO
 
4
)
 
2
(PO
 
4
)
 
2
17.6.2Perhamite
Ca
 
3
Al
 
7.7
Si
 
3
P
 
4
O
 
23.5
(OH)
 
14.1
· 8H
 
2
O
17.6.3Viséite
17.6.4Phosinaite
17.6.5Clinophosinaite
Na
 
12
(Ca,Sr)
 
4
(Si
 
4
O
 
12
)(PO
 
4
)
 
4
17.6.6Karnasurtite-(Ce)
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si
 
2
O
 
7
)(OH)
 
4
· 3H
 
2
O
17.6.7Lomonosovite
Na
 
5
Ti
 
2
(Si
 
2
O
 
7
)(PO
 
4
)O
 
2
17.6.8Bornemanite
Na
 
6
BaTi
 
2
Nb(Si
 
2
O
 
7
)
 
2
(PO
 
4
)O
 
2
(OH)F
17.6.9Sobolevite
Na
 
13
Ca
 
2
Mn
 
2
Ti
 
3
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
4
O
 
3
F
 
3
17.6.11 Vunonnemite
Na
 
5
TiNb
 
3
Si
 
6
O
 
25
F
 
2
· 2Na
 
3
PO
 
4
17.6.12Saryarkite-(Y)
Ca(Y,Th)Al
 
5
(SiO
 
4
)
 
2
(PO
 
4
,SO
 
4
)
 
2
(OH)
 
7
· 6H
 
2
O
17.6.13Steenstrupine-(Ce)
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)(Si
 
6
O
 
18
)
 
2
(PO
 
4
)
 
6
(HPO
 
4
)(OH)
 
2
· 2H
 
2
O
17.6.14Waylandite
BiAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
17.6.15Britholite-(Ce)
Ca
 
2
(Ce,Ca)
 
3
(SiO
 
4
,PO
 
4
)
 
3
(OH,F)
17.6.16Britholite-(Y)
Ca
 
2
(Y,Ca)
 
3
(SiO
 
4
,PO
 
4
)
 
3
(OH,F)
17.6.17Eylettersite
(Th,Pb)Al
 
3
(PO
 
4
,SiO
 
4
)
 
2
(OH)
 
6

Other Names for Laplandite-(Ce)

Synonyms:
IMA1974-005
Other Languages:
Simplified Chinese:硅钛铈钠石

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Laplandite-(Ce)

Reference List:

- +
American Mineralogist (1975): 60: 487.

Internet Links for Laplandite-(Ce)

Search Engines:
  • Look for Laplandite-(Ce) on Google
  • Look for Laplandite-(Ce) images on Google
  • External Links:
  • Look for Laplandite-(Ce) on Webmineral
  • Look for Laplandite-(Ce) on Athena Mineralogy
  • Look for Laplandite-(Ce) on Wikipedia
  • Look for Laplandite-(Ce) on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Laplandite-(Ce) details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Rare and Unusual minerals at Mineralogical Research Company
  • Search for Laplandite-(Ce) on Well-Arranged Molecules
  • The Arkenstone - Fine Minerals
  • Buy rare minerals from Excalibur Minerals
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Buy from McDougall Minerals
  • Buy RARE Minerals from Rocks of Africa
  • Fabre Minerals - search for Laplandite-(Ce) specimens
  • Fine minerals from bisbeeborn.com
  • Buy from Dave Bunk Minerals
  • Laplandite-(Ce) specimens for sale - minfind.com
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Jobs:
  • Mining & Geology Jobs
  • Localities for Laplandite-(Ce)

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    China
     
    • Inner Mongolia Autonomous Region
      • Hohhot League (Huhehaote Prefecture)
        • Wuchuan Co.
    Fengjun Nie, Fengxiang Wang, Yu'an Zhao, Yan Sun, and Hua Chai (2013): Mineral Deposits 32(4), 730-743
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Lovozero Massif
            • Karnasurt Mt
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Mineral and/or Locality  
    Search Google  
    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
    Current server date and time: February 7, 2014 10:01:41
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds